outside right now is 43 in parkville. columbia, 43, western maryland in the mid-30's. it will not be that cold tonight, with a little cloud cover coming in and allied, southerly breeze developing. just above freezing in downtown baltimore with clear to partly cloudy skies. in the western maryland mountains there will be a sharp change from friday into the weekend. 20's for high on saturday and teens on sunday. yeah plans to spend a weekend of an ounce, prepare for arctic cold. the rain will hold off until evening and then change to snow early saturday morning. unseasonably mild february day tomorrow, 55 degrees, and then the arctic front rows across the ocean city area on saturday with the rain and snow mixed. temperatures dropped into the 30's and around chicago. the leading edge of the arctic front is headed our way. tomorrow will be mild and head of the front, but then the temperatures are falling rapidly tomorrow night. partly cloudy skies until 3:00 or 4:00 tomorrow afternoon. as the front makes its way toward the coast, an area of low pressure along the front wil